In this paper,FLAC is adopted to simulate the surrounding rock stability of a belt drive conveyor cavern of Yangquan mine district during excavation and support by steps.

• 运用有限差分数值计算软件(FLAC),模拟分析了阳泉三矿芦南分区胶带驱动机硐室在分步开挖过程中围岩的稳定性。